CN116556783B - chain lock - Google Patents

chain lock

Info

Publication number
CN116556783B
CN116556783B CN202211658264.7A CN202211658264A CN116556783B CN 116556783 B CN116556783 B CN 116556783B CN 202211658264 A CN202211658264 A CN 202211658264A CN 116556783 B CN116556783 B CN 116556783B
Authority
CN
China
Prior art keywords
seat
lock core
lock
latch
groove
Prior art date
Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
Active
Application number
CN202211658264.7A
Other languages
Chinese (zh)
Other versions
CN116556783A (en
Inventor
林郁宾
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Rerlly Industry Co ltd
Original Assignee
Rerlly Industry Co ltd
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by Rerlly Industry Co ltd filed Critical Rerlly Industry Co ltd
Priority to CN202211658264.7A priority Critical patent/CN116556783B/en
Publication of CN116556783A publication Critical patent/CN116556783A/en
Application granted granted Critical
Publication of CN116556783B publication Critical patent/CN116556783B/en
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Anticipated expiration legal-status Critical

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Classifications

    • EFIXED CONSTRUCTIONS
    • E05LOCKS; KEYS; WINDOW OR DOOR FITTINGS; SAFES
    • E05BLOCKS; ACCESSORIES THEREFOR; HANDCUFFS
    • E05B67/00Padlocks; Details thereof
    • E05B67/003Chain, wire or cable locks

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  • Lock And Its Accessories (AREA)

Abstract

本发明提供一种链条锁,包括锁壳、锁心座、锁心、固定插板、连动件、扭力弹簧、转座、卡掣座、定位块、压缩弹簧、盖板、二螺丝及链条,锁心组设于锁心座内,连动件设于锁心座内,扭力弹簧设于锁心座与连动件之间,转座设于锁心座的一侧,卡掣座组设于转座上,定位块设于卡掣座与转座之间,压缩弹簧设于定位块与转座之间,上述组件设入于锁壳内,链条的固定端插设入锁壳及锁心座的第一链条插孔及第二插孔内,固定插板插设于锁心座的第一固定插槽内及链条的第二固定插槽内,盖板盖设于锁壳的一端,借由二螺丝由锁壳的另一端穿设于卡掣座的第二穿孔与锁心座的第一穿孔内并螺设于盖板的螺孔内,如此,可供稳固的锁固链条,亦可方便拆解链条锁。

The present invention provides a chain lock, comprising a lock housing, a lock core seat, a lock core, a fixed plug plate, a linkage, a torsion spring, a swivel seat, a latch seat, a positioning block, a compression spring, a cover plate, two screws and a chain, wherein the lock core assembly is arranged in the lock core seat, the linkage is arranged in the lock core seat, the torsion spring is arranged between the lock core seat and the linkage, the swivel seat is arranged on one side of the lock core seat, the latch seat assembly is arranged on the swivel seat, the positioning block is arranged between the latch seat and the swivel seat, and the compression spring is arranged between the positioning block and the swivel seat The above components are installed in the lock housing, the fixed end of the chain is inserted into the first chain insertion hole and the second insertion hole of the lock housing and the lock core seat, the fixed plug plate is inserted into the first fixed slot of the lock core seat and the second fixed slot of the chain, and the cover plate is covered on one end of the lock housing. Two screws are passed through the second through-hole of the latch seat and the first through-hole of the lock core seat from the other end of the lock housing and are screwed into the screw hole of the cover plate. In this way, the chain can be firmly locked and the chain lock can be easily disassembled.

Description

Chain lock
Technical Field
The invention relates to a chain lock, in particular to a chain lock which can achieve the best burglarproof effect of a lock catch object and can conveniently disassemble lock components for classified recycling.
Background
The general chain lock is mainly used for locking articles on a fixed object so as to prevent a thief from stealing the articles, for example, a bicycle or a trolley is locked on a railing or a pillar, the general chain lock is structurally characterized in that two ends of a chain are connected with locks which can be mutually locked together, the locks are permutation locks or buckling padlocks, the locked articles can not be moved so as to prevent the articles from being stolen, the locks and the chains of the conventional chain lock are arranged separately, the locks are easy to lose, the locking structure of the general lock is extremely simple, the thief can easily unlock or destroy the locks from outside, the anti-theft effect is not ideal, the chain lock which combines the chains and the locks into a whole is not disassembled for maintenance, if the chain lock is damaged, the lock shell is destroyed by a destroying tool so as to disassemble internal components for classification and recovery, and the recovery is inconvenient.
Disclosure of Invention
The invention aims to provide a chain lock which can effectively solve the defects of the prior chain lock in use.
The invention provides a chain lock, comprising:
The lock comprises a lock shell, a first chain jack and a second chain jack, wherein a containing groove is formed in the lock shell, two first chain jacks communicated with the containing groove are formed in the wall surface of the lock shell, and a positioning convex body is convexly arranged on the wall surface of the containing groove of the lock shell;
The lock core seat is arranged in the accommodating groove of the lock shell, one end part of the lock core seat is provided with a lock core accommodating groove and a first fixing slot, two second chain insertion holes are formed in the wall surface of the lock core seat and are communicated with the first fixing slot, the other end part of the lock core seat is provided with a first groove, a first notch is formed in the first groove, a first spring insertion hole is formed in the inner wall surface of the first groove, a through hole is formed in the lock core seat and is communicated with the first groove and the lock core accommodating groove, and two first through holes are formed in one end part of the lock core seat and are communicated with the other end part of the lock core seat;
The lock core is arranged in the lock core containing groove of the lock core seat, one end of the lock core is provided with a key insertion hole, and the other end of the lock core is convexly provided with a rotary convex body;
The fixed plugboard is inserted into the first fixed slot of the lock cylinder seat;
The interlocking piece is arranged in the lock core seat, one end part of the interlocking piece is provided with a convex column, the outer end surface of the convex column is provided with a positioning jack, the positioning jack is provided for a rotating convex body of the lock core to be arranged in, the peripheral wall surface of the interlocking piece is convexly provided with a limiting convex body, the limiting convex body is arranged in a first notch of the lock core seat, the interlocking piece is provided with a second spring jack, and the other end part of the interlocking piece is convexly provided with an interlocking convex body;
The torsion spring is sleeved on the convex column of the linkage piece and is positioned between the linkage piece and the lock core seat, the first end of the torsion spring is inserted into the first spring jack of the lock core seat, and the second end of the torsion spring is inserted into the second spring jack of the linkage piece;
A rotary seat arranged at one side of the lock core seat, wherein the rotary seat is provided with a clamping seat containing groove, a steel ball groove is oppositely arranged on the wall surface of the clamping seat containing groove, a positioning groove and two clamping jacks are arranged on the inner end surface of the clamping seat containing groove, a connecting jack for the linkage convex body of the linkage piece to be arranged in is arranged in the positioning groove, and two second notch grooves are arranged on the wall surface of the rotary seat;
The locking seat is assembled on the swivel base, the locking seat is provided with a plug-in part which is arranged in a locking seat accommodating groove of the swivel base, two sides of the plug-in part are respectively provided with a positioning convex body, two positioning convex bodies are respectively arranged in two second notch grooves of the swivel base, the locking seat is provided with a locking slot, the plug-in part is provided with a steel ball accommodating groove penetrating through the locking slot, two locking steel balls are oppositely arranged in the steel ball accommodating groove, the outer wall surface of the locking seat is provided with a positioning cutting groove which is used for embedding the positioning convex body of the lock shell, the outer end surface of the plug-in part is convexly provided with two positioning convex columns and a through hole, the two positioning convex columns are respectively provided with a second perforation which is penetrated into the locking slot, and the through hole is provided with two notches;
the positioning block is arranged in the through hole of the clamping seat, the positioning block is provided with a spring containing groove, the outer wall surface of the positioning block is convexly provided with two clamping convex bodies, and the two clamping convex bodies correspond to the two clamping insertion holes of the swivel seat and the two notches of the clamping seat;
The compression spring is arranged in the spring accommodating groove of the positioning block and is propped against the positioning groove of the swivel base;
The cover plate is arranged at one end part of the lock shell and is provided with a key through hole and two screw holes;
The two screws penetrate through the second through hole of the clamping seat and the first through hole of the lock core seat and are screwed in the screw holes of the cover plate;
the chain is characterized in that one end of the chain is a fixed end, the other end of the chain is a movable end, the fixed end is inserted into two first chain insertion holes of the lock shell and two second chain insertion holes of the lock core seat, a second fixing slot is respectively arranged on the opposite inner side surface of the fixed end, a fixing plugboard arranged in the lock core seat is inserted into the two second fixing slots of the fixed end, the fixed end of the chain is fixed, and the movable end of the chain is inserted into the clamping slot of the clamping seat so as to clamp and lock the locking steel balls.
The chain lock has the advantages that one end of the chain is connected with the lock shell, so that the chain is free from losing, the whole fixing structure is hidden in the lock shell and cannot be damaged, a correct key cannot be unlocked, the chain lock has excellent anti-theft effect, the chain lock can be conveniently disassembled and maintained, and if the chain lock is damaged and is to be discarded, the components in the chain lock can be conveniently disassembled for classification and recovery, and the chain lock has environmental protection benefit.
Drawings
Fig. 1 is an exploded perspective view of an embodiment of the present invention.
Fig. 2 is an exploded perspective view of another angle of an embodiment of the present invention.
Fig. 3 is a perspective view of an embodiment of the present invention.
Figure 4 shows a combined cross-sectional view of an embodiment of the present invention.
FIG. 5 is a schematic cross-sectional view showing the fixing of the chain fixing end in the lock case according to the embodiment of the present invention.
Fig. 6 is a schematic diagram of the embodiment of the present invention when locked.
FIG. 7 is a schematic view of another angular section of the embodiment of the present invention when locked.
FIG. 8 is a schematic cross-sectional view of an embodiment of the present invention when locked.
Fig. 9 is a schematic diagram of an embodiment of the present invention when unlocked.
FIG. 10 is a schematic cross-sectional view of an embodiment of the present invention when unlocked.
Fig. 11 is a schematic diagram illustrating a lock to be disassembled according to an embodiment of the invention.
The reference numerals indicate 1-lock case, 10-accommodating groove, 11-first chain jack, 12-positioning boss, 2-lock cylinder seat, 20-lock cylinder accommodating groove, 21-first fixed slot, 22-second chain jack, 23-first groove, 24-first notch, 25-first spring jack, 26-through hole, 27-first through hole, 3-lock cylinder, 30-key jack, 31-rotating boss, 32-fixed plug board, 4-linkage piece, 40-convex column, 41-positioning jack, 42-limiting boss, 43-second spring jack, 44-linkage boss, 45-torsion spring, 450-first end, 451-second end, 5-swivel seat, 50-clamp seat accommodating groove, 51-steel ball groove, 52-positioning groove, 53-clamp jack, 54-connecting jack, 55-second notch groove, 6-clamp seat, 60-plug part, 61-positioning boss, 62-clamp slot, 63-lock catch accommodating groove, 64-second spring jack, 44-movable bolt seat, 44-moving boss, 45-torsion spring, 450-first end, 451-second end, 5-swivel seat, 50-clamp seat accommodating groove, 51-steel ball groove, 52-positioning groove, 53-clamp slot, 54-connecting jack, 55-second notch, 6-clamp seat, 60-plug part, 61-positioning boss, 62-clamp slot, 63-clamp groove, 64-lock catch accommodating groove, 31-lock clamp seat, 31-rotating boss, 32-rotating boss, fixed boss, 7-rotating boss, 7-moving boss, 80-positioning boss, 80-positioning bolt, plug, positioning hole, and 80-positioning boss, and 80-positioning bolt.
Detailed Description
In order to achieve the above purposes and effects, the technical means adopted by the present invention are now exemplified by the preferred and practical embodiments, and the detailed description is as follows:
Please refer to fig. 1, The invention provides a chain lock, as shown in fig. 2, which mainly comprises a lock shell 1, wherein a containing groove 10 is arranged in the lock shell 1, two first chain jacks 11 communicated with the containing groove 10 are arranged on the wall surface of the lock shell 1, and a positioning convex body 12 is oppositely and convexly arranged on the wall surface in the containing groove 10 of the lock shell 1; the lock core seat 2 is arranged in the accommodating groove 10 of the lock shell 1, one end part of the lock core seat 2 is provided with a lock core accommodating groove 20 and a first fixing slot 21, two second chain insertion holes 22 are arranged on the wall surface of the lock core seat 2, the two second chain insertion holes 22 are communicated with the first fixing slot 21, the other end part of the lock core seat 2 is provided with a first groove 23, the first groove 23 is provided with a first notch 24, the inner wall surface of the first groove 23 is provided with a first spring insertion hole 25, a through hole 26 is arranged in the lock core seat 2 and communicated with the first groove 23 and the lock core accommodating groove 20, and two first through holes 27 are arranged on one end part of the lock core seat 2 and communicated with the other end part of the lock core seat 2; the lock comprises a lock core 3 arranged in a lock core containing groove 20 of the lock core seat 2, a key jack 30 arranged at one end of the lock core 3, a rotary convex body 31 arranged at the other end of the lock core 3, a fixed plugboard 32 inserted in a first fixed slot 21 of the lock core seat 2, a linkage piece 4 arranged in the lock core seat 2, a convex column 40 arranged at one end of the linkage piece 4, a positioning jack 41 arranged on the outer end surface of the convex column 40, a limiting convex body 42 arranged on the peripheral wall surface of the linkage piece 4 in a convex manner for arranging the rotary convex body 31 of the lock core 3, a second spring jack 43 arranged on the linkage piece 4, the other end part of the linkage piece 4 is convexly provided with a linkage convex body 44; a torsion spring 45 sleeved on the boss 40 of the linkage member 4 and located between the linkage member 4 and the lock core seat 2, wherein a first end 450 of the torsion spring 45 is inserted into the first spring insertion hole 25 of the lock core seat 2, and a second end 451 of the torsion spring 45 is inserted into the second spring insertion hole 43 of the linkage member 4; a rotary seat 5, which is arranged at one side of the lock core seat 2, the rotary seat 5 is provided with a clamping seat containing groove 50, the wall surface of the clamping seat containing groove 50 is provided with a steel ball groove 51 relatively, the inner end surface of the clamping seat containing groove 50 is provided with a positioning groove 52 and two clamping insertion holes 53, the positioning groove 52 is internally provided with a connecting insertion hole 54 for the linkage convex body 44 of the linkage piece 4 to be arranged in, and the wall surface of the rotary seat 5 is provided with two opposite second notch grooves 55; a locking seat 6 assembled on the rotary seat 5, the locking seat 6 is provided with a plug-in part 60, the plug-in part 60 is arranged in the locking seat containing groove 50 of the rotary seat 5, two sides of the plug-in part 60 are respectively provided with a positioning convex body 61, two positioning convex bodies 61 are respectively arranged in two second notch grooves 55 of the rotary seat 5, the locking seat 6 is provided with a locking slot 62, the plug-in part 60 is provided with a steel ball containing groove 63 penetrating the locking slot 62, two locking steel balls 64 are oppositely arranged in the steel ball containing groove 63, two opposite positioning slots 65 are arranged on the outer wall surface of the locking seat 6, the positioning slots 65 are provided for the positioning convex body 12 of the lock shell 1 to be arranged in, the outer end surface of the plug-in part 60 is convexly provided with two positioning convex columns 66 and a through hole 67, the two positioning convex columns 66 are respectively provided with a second through hole 660 penetrating into the locking slot 62, the through hole 67 is provided with two notches 670, a positioning block 7 is arranged in the through hole 67 of the locking seat 6, the positioning block 7 is provided with a spring containing groove 70, the outer wall surface of the positioning block 7 is convexly provided with two clamping convex bodies 71, the two clamping convex bodies 71 correspond to the two clamping insertion holes 53 of the rotary seat 5 and the two notches 670 of the clamping seat 6, a compression spring 72 is arranged in the spring containing groove 70 of the positioning block 7 and is propped against the positioning groove 52 of the rotary seat 5, a cover plate 8 is covered on the lock shell 1, the cover plate 8 is provided with a key through hole 80 and two screw holes 81, two screws 82 penetrate through the second through hole 660 of the clamping seat 6 and the first through hole 27 of the lock cylinder seat 2 and are screwed in the screw holes 81 of the cover plate 8, and one end of the chain 9 is provided with a fixed end 90, the other end is set as a movable end 91, the fixed end 90 is inserted into two first chain insertion holes 11 of the lock shell 1 and two second chain insertion holes 22 of the lock cylinder seat 2, a second fixing slot 900 is respectively arranged on the opposite inner side surface of the fixed end 90, a fixing plugboard 32 arranged in the lock cylinder seat 2 is inserted into two second fixing slots 900, and the movable end 91 of the chain 9 is inserted into the clamping slot 62 of the clamping seat 6, thus a chain lock structure is obtained.
In the assembly process, referring to fig. 1-5, a compression spring 72 is disposed in a spring accommodating groove 70 of a positioning block 7, the positioning block 7 is disposed in a through hole 67 of a locking seat 6, two locking protrusions 71 of the positioning block 7 are respectively disposed in two notches 670 of the locking seat 6, two locking balls 64 are disposed in a steel ball accommodating groove 63 of the locking seat 6, an inserting portion 60 of the locking seat 6, the positioning block 7 and the compression spring 72 are assembled in a locking seat accommodating groove 50 of a swivel base 5, the outer end of the compression spring 72 is abutted against a positioning groove 52 of the swivel base 5, two positioning protrusions 61 of the locking seat 6 are respectively disposed in two second notches 55 of the swivel base 5, two locking balls 64 are respectively corresponding to two steel ball grooves 51 of the swivel base 5, a lock core 3 is assembled in a lock core accommodating groove 20 of the lock core seat 2, a torsion spring 45 is sleeved on a protruding column 40 of a linking member 4, the second end 451 of the torsion spring 45 is embedded in the second spring insertion hole 43 of the linkage piece 4, the linkage piece 4 and the torsion spring 45 are assembled in the through hole 26 and the first groove 23 of the lock core seat 2, the first end 450 of the torsion spring 45 is embedded in the first spring insertion hole 25 of the lock core seat 2, the torsion spring 45 is in an elastic torsion state, the rotating convex body 31 of the lock core 3 is inserted in the positioning insertion hole 41 at the end part of the linkage piece 4, the limit convex body 42 of the linkage piece 4 is arranged in the first notch 24 of the lock core seat 2, the swivel seat 5 is assembled on one side of the lock core seat 2, the linkage convex body 44 of the linkage piece 4 is inserted in the connecting insertion hole 54 of the swivel seat 5, the assembled components are assembled in the accommodating groove 10 of the lock shell 1, the two positioning convex bodies 12 of the lock shell 1 are respectively embedded in the two positioning slots 65 of the clamping seat 6, the locking seat 6 is positioned in the lock case 1, the two second chain insertion holes 22 of the lock core seat 2 are respectively aligned with the two first chain insertion holes 11 of the lock case 1, the fixed end 90 of the chain 9 is inserted into the first chain insertion holes 11 of the lock case 1 and the second chain insertion holes 22 of the lock core seat 2, the fixed plugboard 32 is inserted into the first fixed slot 21 of the lock core seat 2 and the two second fixed slots 900 of the chain 9 (as shown in fig. 5), the fixed end 90 of the chain 9 is fixed on the lock case 1, the cover plate 8 is covered on one end part of the lock case 1, the two screws 82 are penetrated into the two second through holes 660 in the locking slot 62 of the locking seat 6 and the two first through holes 27 of the lock core seat 2 from the other end part of the lock case 1 and are screwed into the two screw holes 81 of the cover plate 8, and the whole assembly is completed.
When the lock catch is used, referring to fig. 6-8, the movable end 91 of the chain 9 is wound on an article to be locked, such as a frame or a wheel of a bicycle and a fixed column or a fixed frame, the movable end 91 of the chain 9 is inserted into the locking slot 62 of the locking seat 6 from the end of the lock shell 1, the movable end 91 of the chain 9 abuts against the positioning block 7 to move towards the rotating seat 5 and presses the compression spring 72 to be in an elastic compression state, the two locking convex bodies 71 of the positioning block 7 are separated from the two notches 670 of the locking seat 6 and are respectively inserted into the two locking insertion holes 53 of the rotating seat 5 (as shown in fig. 7), the rotating seat 5 and the locking seat 6 are not mutually locked by the two locking convex bodies 71 of the positioning block 7, so that the rotating seat 5 can rotate, the interlocking piece 4 is driven to rotate by elastic recovery of the torsion spring 45, the steel ball grooves 51 of the interlocking piece 4 and the rotating seat 5 are separated from the positions of the steel ball accommodating grooves 63 of the positioning block corresponding to the locking seat 6 (as shown in fig. 8), and the two steel ball grooves 51 of the locking seat 6 are separated from the positions of the two locking seat 6 corresponding to the two locking convex bodies 71 which are separated from the two locking convex bodies 71 of the rotating seat 6, and are correspondingly positioned in the two positions of the rotating seat 1, so that the steel ball seat 91 is positioned in the rotating seat 1, and the rotating seat is completed.
When the lock is unlocked, as shown in fig. 9 and 10, only the key a is inserted into the key through hole 80 of the cover plate 8 and the key insertion hole 30 of the lock core 3 to unlock the lock core 3, the lock core 3 can be rotated, the rotating convex body 31 of the lock core 3 drives the linkage member 4 to rotate, the torsion spring 45 is in an elastic torsion state, the linkage convex body 44 of the linkage member 4 drives the swivel base 5 to rotate, the steel ball groove 51 of the swivel base 5 returns to the position corresponding to the steel ball accommodating groove 63 of the locking seat 6, the locking steel balls 64 can move outwards into the steel ball groove 51 of the swivel base 5 and are not locked at the movable end 91 of the chain 9, and the movable end 91 of the chain 9 can be pulled out from the locking slot 62 of the locking seat 6.
In the invention, if the internal components are damaged to be maintained or the whole lockset is not used to be discarded and recovered, as shown in fig. 11, the movable end 91 of the chain 9 is only required to be taken out from the clamping slot 62 of the clamping seat 6 by releasing the chain lock, the tool B can be inserted into the clamping slot 62, the screw 82 is disassembled, the screw 82 screwed on the cover plate 8 is disassembled, the components can be disassembled and classified from the lock case 1, the damage tool is not required to damage the lock case 1, and the disassembly and maintenance of the internal components or the classification and recovery of the components are very convenient and rapid.
The above description is illustrative of the invention and is not to be construed as limiting, and it will be understood by those skilled in the art that many modifications, variations or equivalents may be made without departing from the spirit and scope of the invention as defined in the appended claims.

Claims (1)

1.一种链条锁,其特征在于,包括有:1. A chain lock, characterized by comprising: 一锁壳,该锁壳内设有容置槽,该锁壳的壁面上设有两个连通于该容置槽的第一链条插孔,该锁壳的容置槽内的壁面上凸设有定位凸体;A lock housing, wherein a receiving groove is provided in the lock housing, two first chain insertion holes are provided on the wall surface of the lock housing and are connected to the receiving groove, and a positioning protrusion is provided on the wall surface of the receiving groove of the lock housing; 一锁心座,设于该锁壳的容置槽内,该锁心座的一端部设有一锁心容槽及一第一固定插槽,该锁心座的壁面上设有两个第二链条插孔,该两个第二链条插孔连通于该第一固定插槽,该锁心座的另一端部设有一第一凹槽,该第一凹槽上设有一第一缺槽,该第一凹槽的内壁面上设有一第一弹簧插孔,该锁心座内设有一通孔连通于该第一凹槽与该锁心容槽,该锁心座的一端部上设有两个第一穿孔贯通于该锁心座的另一端部;A lock core seat is provided in the accommodating groove of the lock shell, one end of the lock core seat is provided with a lock core accommodating groove and a first fixed slot, two second chain insertion holes are provided on the wall surface of the lock core seat, the two second chain insertion holes are connected to the first fixed slot, the other end of the lock core seat is provided with a first groove, the first groove is provided with a first notch, the inner wall surface of the first groove is provided with a first spring insertion hole, a through hole is provided in the lock core seat to connect the first groove and the lock core accommodating groove, and two first through holes are provided on one end of the lock core seat to pass through the other end of the lock core seat; 一锁心,设于该锁心座的锁心容槽内,该锁心的一端设有一钥匙插孔,该锁心的另一端凸设有一转动凸体;A lock core is arranged in the lock core receiving groove of the lock core seat, one end of the lock core is provided with a key insertion hole, and the other end of the lock core is provided with a rotating protrusion; 一固定插板,插设于该锁心座的第一固定插槽内;A fixed inserting plate is inserted into the first fixed slot of the lock core seat; 一连动件,设于该锁心座内,该连动件的一端部设有一凸柱,该凸柱的外端面上设有一定位插孔,该定位插孔是供该锁心的转动凸体设入,该连动件的周壁面上凸设有一限位凸体,该限位凸体设于该锁心座的第一缺槽内,该连动件上设有一第二弹簧插孔,该连动件的另一端部凸设有一连动凸体;A linkage member is provided in the lock core seat, one end of the linkage member is provided with a protrusion, the outer end surface of the protrusion is provided with a positioning hole, the positioning hole is for the rotating protrusion of the lock core to be inserted into, a limiting protrusion is provided on the peripheral wall surface of the linkage member, the limiting protrusion is provided in the first notch of the lock core seat, a second spring insertion hole is provided on the linkage member, and a linkage protrusion is provided on the other end of the linkage member; 一扭力弹簧,套设于该连动件的凸柱上,并位于该连动件与该锁心座之间,该扭力弹簧的第一端插设于该锁心座的第一弹簧插孔内,该扭力弹簧的第二端插设于该连动件的第二弹簧插孔内;a torsion spring sleeved on the protruding post of the linkage member and located between the linkage member and the lock core seat, wherein a first end of the torsion spring is inserted into a first spring insertion hole of the lock core seat, and a second end of the torsion spring is inserted into a second spring insertion hole of the linkage member; 一转座,设于该锁心座的一侧,该转座设有一卡掣座容槽,该卡掣座容槽的壁面上相对设有一钢珠凹槽,该卡掣座容槽的内端面上设有一定位凹槽及两个卡掣插孔,该定位凹槽内设有一供该连动件的连动凸体设入的连接插孔,该转座的壁面上设有两个第二缺槽;A swivel seat is provided on one side of the lock core seat, the swivel seat is provided with a latch seat receiving groove, a steel ball groove is provided on the wall surface of the latch seat receiving groove, a positioning groove and two latch insertion holes are provided on the inner end surface of the latch seat receiving groove, a connecting hole for receiving the linkage protrusion of the linkage member is provided in the positioning groove, and two second notches are provided on the wall surface of the swivel seat; 一卡掣座,组设于该转座上,该卡掣座设有一插接部,该插接部设于该转座的卡掣座容槽内,该插接部的两侧各凸设有一定位凸体,两个该定位凸体分别设于该转座的两个第二缺槽内,该卡掣座设有一卡掣插槽,该插接部上设有贯通该卡掣插槽的钢珠容槽,该钢珠容槽内相对设入有两个锁扣钢珠,该卡掣座的外壁面上设有定位切槽,该定位切槽是供该锁壳的定位凸体嵌设,该插接部的外端面凸设有两个定位凸柱及一透孔,该两个定位凸柱内各设有一第二穿孔穿通至该卡掣插槽内,而该透孔上设有两个缺口;A latch seat is assembled on the rotating seat, the latch seat is provided with an inserting portion, the inserting portion is provided in the latch seat receiving groove of the rotating seat, a positioning convex body is protruded on each side of the inserting portion, and the two positioning convex bodies are respectively provided in the two second notches of the rotating seat, the latch seat is provided with a latch slot, the inserting portion is provided with a steel ball receiving groove that passes through the latch slot, and two locking steel balls are oppositely arranged in the steel ball receiving groove, and a positioning groove is provided on the outer wall surface of the latch seat, and the positioning groove is for the positioning convex body of the lock shell to be embedded, and the outer end surface of the inserting portion is protruded with two positioning protrusions and a through hole, and the two positioning protrusions are each provided with a second through hole that passes through the latch slot, and the through hole is provided with two notches; 一定位块,设于该卡掣座的透孔内,该定位块设有一弹簧容槽,该定位块的外壁面上凸设有两个卡掣凸体,该两个卡掣凸体是对应于该转座的两个卡掣插孔及该卡掣座的两个缺口;a positioning block disposed in the through hole of the latch seat, the positioning block having a spring receiving groove and two latch protrusions protruding from the outer wall of the positioning block, the two latch protrusions corresponding to the two latch insertion holes of the rotating seat and the two notches of the latch seat; 一压缩弹簧,设于该定位块的弹簧容槽内,并抵持于该转座的定位凹槽内;A compression spring is disposed in the spring receiving groove of the positioning block and is held in the positioning groove of the rotating seat; 一盖板,设于该锁壳的一端部,该盖板上设有一钥匙穿孔及两个螺孔;a cover plate disposed at one end of the lock housing, the cover plate being provided with a key hole and two screw holes; 二螺丝,穿设于该卡掣座的第二穿孔及该锁心座的第一穿孔,并螺锁于该盖板的螺孔内;Two screws are inserted through the second through-hole of the latch seat and the first through-hole of the lock core seat, and are screwed into the screw holes of the cover plate; 一链条,其一端设为固定端、另一端设为活动端,该固定端插设于该锁壳的两个第一链条插孔及该锁心座的两个第二链条插孔内,该固定端的相对内侧面各设有一第二固定插槽,设于该锁心座内的固定插板并插设于该固定端的两个第二固定插槽内,将该链条的固定端予以固定,该链条的活动端插设于该卡掣座的卡掣插槽内,供该锁扣钢珠予以卡掣锁扣。A chain, one end of which is set as a fixed end and the other end is set as a movable end. The fixed end is inserted into the two first chain insertion holes of the lock shell and the two second chain insertion holes of the lock core seat. The opposite inner side surfaces of the fixed end are each provided with a second fixed slot. A fixed plug plate is provided in the lock core seat and inserted into the two second fixed slots of the fixed end to fix the fixed end of the chain. The movable end of the chain is inserted into the latch slot of the latch seat for the lock steel ball to latch the lock.
CN202211658264.7A 2022-12-22 2022-12-22 chain lock Active CN116556783B (en)

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GB2256837A (en) * 1991-06-18 1992-12-23 Gordon Noel Paterson Swivel and retractable locking apparatus for bicycles
US8752407B2 (en) * 2011-09-23 2014-06-17 Crops Co., Ltd. Cable lock
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CN104295163B (en) * 2013-07-15 2016-11-23 昇咏锁业有限公司 Double-opening locks that do not open at the same time
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CN215949182U (en) * 2021-05-24 2022-03-04 长园共创电力安全技术股份有限公司 Chain lock

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